10 results about "Evaporation Purification" patented technology

The invention discloses a preparation and utilization device for distilled water and purified water in a desert area. The preparation and utilization device comprises a water storage mechanism, a graded filtering mechanism and an evaporation purification recycling mechanism which are communicated in sequence, the water storage mechanism comprises a water storage tank for collecting and storing experimental wastewater or rainwater; the graded filtering mechanism comprises a plurality of filtering containing tanks arranged in series, graded filtering input pipes communicated with the interiors of the filtering containing tanks are arranged at the positions, close to the bottoms, of the filtering containing tanks, and graded filtering output pipes communicated with the interiors of the filtering containing tanks are arranged at the positions, close to the tops, of the filtering containing tanks; the device is high in structural integration level, and integrated operation of collection, treatment, storage and recycling of field experimental wastewater in the desert area can be achieved; the evaporation inhibition structure is arranged in the water storage tank, so that the water loss in the desert high-evaporation environment is effectively reduced, and the device is suitable for preparing distilled water and purified water in areas without power sources or with deficient energy sources.

The utility model discloses a sulfonation mother liquor recovery system which comprises a vacuum concentration tower, a mother liquor inlet pipeline and a concentrated liquor output pipeline are arranged on the vacuum concentration tower, one end, far away from the vacuum concentration tower, of the mother liquor inlet pipeline is connected with a primary centrifugal separator and a dilution tank, and a mother liquor pipeline and a diluent pipeline are arranged on the dilution tank. The output end of the concentrated solution output pipeline is connected with the cooling tank and the secondary centrifugal separator, an intermediate solution output by the secondary centrifugal separator is communicated with the evaporation purification tower through a splitting pipeline, and the secondary centrifugal separator is provided with a product pipeline. According to the sulfonation mother liquor recovery system, useful materials in mother liquor can be efficiently recovered through deep crystallization and step-by-step reduced pressure concentration, the resource utilization rate is increased, the sewage discharge amount is reduced, a water adding dilution method and an extraction separation method are combined, acetic acid is recovered through centrifugal separation and reduced pressure concentration, and the recovery rate is increased.

The application discloses a method for improving water stability of a cesium-bismuth-bromine system quantum dot by using dendritic organosilicon molecules, and the method comprises the following steps: taking Cu2O as a catalyst, blending chloropropyl trimethoxysilane, ethylene glycol and liquid ammonia, and then reacting; after multiple rotary evaporation purifications, 3-aminopropyl trimethoxysilane is separated; Cs3Bi2Br9 QDs precursor liquid and 3-aminopropyl trimethoxysilane are added drop by drop into a mixed solution of oleic acid and anhydrous ethanol respectively, heating and vigorous stirring are conducted to obtain a colloidal solution; after the colloidal solution is cooled to room temperature, centrifugation is conducted, and the precipitate at the bottom is filtered to obtain a colloidal solution of Cs3Bi2Br9 QDs based on 3-aminopropyl trimethoxysilane in-situ modification. The application rapidly synthesizes a high-purity dendritic 3-aminopropyl trimethoxysilane under mild conditions through an intermediate, and further uses the 3-aminopropyl trimethoxysilane to modify Cs3Bi2Br9 QDs to improve water stability of the Cs3Bi2Br9 QDs.

The invention relates to the technical field of waste liquid treatment, in particular to a sulfuric acid method treatment device and method for hydrochloric acid resolution. The device comprises an assembly base, and a power distribution control cabinet and a heat supply assembly are assembled on the rear side of the surface of the assembly base; an analysis tank and a purification tank are supported and assembled on the front side surface of the assembly seat through a high bracket and a low bracket respectively, a middle filter assembly is arranged between the analysis tank and the purification tank in a communicating manner, and the lower part of the middle filter assembly is supported and assembled on the upper part of the right side of the high bracket through a suspension bracket; the method further comprises the following steps: S1, waste liquid pretreatment; s2, mixing; s3, heating and stirring; s4, demisting, drying, liquefying, discharging, detecting and storing; s5, transferring and filtering; s6, recycling is conducted; and S7, detecting. Through the corresponding technological process and device arrangement, hydrochloric acid is conveniently separated and purified through concentrated sulfuric acid analysis, meanwhile, auxiliary filtration and evaporation purification are conveniently carried out on subsequent analysis dilute sulfuric acid waste liquid, recycling and reusing are facilitated, meanwhile, waste liquid treatment is also facilitated, and waste is not likely to be caused.

The utility model provides an evaporation system. Relates to the technical field of evaporation purification. The evaporation system comprises an evaporator, a first condenser and a vacuum assembly, the evaporator is provided with a feeding port, a steam port and a gas outlet, the feeding port is used for feeding materials, the steam port is used for feeding steam, and the evaporator is used for heating the materials to form solids and gas and discharging the gas from the gas outlet; the first condenser is communicated with the air outlet of the evaporator; the vacuum assembly communicates with at least one of the evaporator and the first condenser and is used for extracting air in the evaporator. Air in the evaporator is extracted through the vacuum assembly, so that a negative-pressure vacuum state is formed in the evaporator, liquid is evaporated more easily, and the requirements for explosion prevention and high-temperature resistance of the evaporator are reduced. Meanwhile, the heat required by evaporation is reduced, the use amount of steam is saved, the energy consumption is reduced, the production cost is reduced, and the evaporation efficiency is improved.

The utility model relates to the technical field of sterilizer provides a kind of quick evaporation device for hydrogen peroxide plasma sterilizer, by heating cavity to hydrogen peroxide solution is heated for the first time, and the boiling point of water and hydrogen peroxide is separated using condensing equipment: water vapor is discharged through top purification valve, and hydrogen peroxide steam is liquefied and attached on condensing rod. Subsequently, the hydrogen peroxide purified is fully vaporized in high-temperature evaporator by secondary heating, and finally diffuses to sterilization cabin rapidly through transmission joint. The whole process is controlled by negative pressure, temperature / pressure real-time monitoring and two-stage evaporation purification, which significantly improves the hydrogen peroxide vaporization efficiency and sterilization effect.

The utility model discloses an adjustable sewage evaporator which comprises an evaporation box and an air pipe, one side of the evaporation box is provided with a water inlet assembly, the water inlet assembly comprises a water tank and a water pipe, the inner side of the evaporation box is provided with an evaporation assembly, the evaporation assembly comprises a partition plate and an electric heating plate, the evaporation box is provided with a stirring assembly, and the stirring assembly is connected with the water tank. The stirring assembly comprises a motor and a rotating rod, the water tank is provided with a cooling assembly, the cooling assembly comprises a cooling pipe and a discharge pipe, the adjustable sewage evaporator can conduct heat in water vapor and a sewage concentrated solution into sewage in the water tank, and then the heat in the water vapor and the concentrated sewage is recycled. And the motor drives the rotating rod to rotate at the bottom of the evaporation box, so that scaling is effectively prevented from being generated in the evaporation box, the situation that the heating evaporation work is affected by the scaling is avoided, meanwhile, the work safety of the evaporation box is guaranteed, and the device is suitable for evaporation and purification of sewage.

The utility model discloses evaporation purification equipment for fish oil processing, which relates to the technical field of fish oil processing and comprises a shell, and a stirring purification mechanism is arranged at the bottom of the shell. Through the arrangement of the stirring and purifying mechanism, the effects of stirring fish oil and purifying evaporated water and impurity steam can be achieved, in the using process, the stirring blades are driven by starting the motor to stir the fish oil, the steam is adsorbed and purified through activated carbon, and the fish oil is purified. The problems that the fish oil cannot be stirred during evaporation, so that the internal temperature distribution of the fish oil is uneven, the part close to a heating source is high in temperature and quick in evaporation, the part far away from the heating source is low in temperature and slow in evaporation, the whole evaporation process is prolonged, the production efficiency is reduced, and nutritional ingredients in the fish oil are possibly damaged due to local overheating of the fish oil can be solved. Therefore, the working efficiency and the working effect of the equipment are ensured.

The application discloses a method for removing impurities and recycling potassium resources from an alumina production system, and belongs to the technical field of non-ferrous metallurgy and resource comprehensive utilization. In view of the problem that potassium impurities in the circulating lye in the Bayer alumina production process continuously accumulate, and affect the production stability and alkali consumption, the application introduces sodium sulfate into the alkaline solution of the system, and through accurate control of the reaction temperature, alkali concentration and crystallization time, the potassium, sodium and sulfate ions in the solution are selectively combined, and the potassium sodium sulfate double salt solid is crystallized and separated out, so that the product is obtained after solid-liquid separation. The liquid is returned to the main process of the alumina after being purified by evaporation, the separated impurity salt is treated by causticization, and a reaction system is formed with the circulating mother liquor. The application has the advantages of simple process, effective connection with the existing alumina production line, impurity purification and valuable element extraction of the alumina system, and environmental and economic benefits.

The invention provides a high-purity hydrogen peroxide purification device and a purification process thereof. The high-purity hydrogen peroxide purification device comprises a raw material box; the evaporation and purification assembly is arranged on one side of the raw material box, and the evaporation and purification assembly is communicated with the raw material box and used for purifying hydrogen peroxide; the collecting box is connected with the evaporation and purification assembly and is used for storing the purified hydrogen peroxide; the low-temperature purification assembly is arranged on one side of the collection box and is communicated with the collection box; one end of the evaporation and purification assembly is connected with a condensation pipe, and one end of the condensation pipe is communicated with the collection box. Raw materials are put into the raw material box, then input into the evaporation purification assembly through the water suction pump for evaporation purification, input into the collection box after purification, and then pass through the low-temperature purification assembly for low-temperature purification, so that the purification effect is enhanced, the quality of hydrogen peroxide is improved, and the hydrogen peroxide purification device is convenient to use.